Module = 1.
Material = bronze.
Division diameter: 30 mm.
Hub diameter: 20 mm.
Gauge = 16.5 mm.
Number of teeth = 30.
Worm gears and drive wheels must be ordered separately. Metric worm gears and sprocket gears - steel and bronze. Worm gears and sprocket gears to achieve large speed reductions, especially in light load applications. Optionally available in modules 0.8 and 1.0. For correct installation, sprocket gear and worm gear module number/number of starts. Features and benefits. Worm gears made of steel, phosphor bronze pinion, each sold separately. Worm gears are secured on an axle with an M4 grub screw (included). H7 Guide Bore Tolerance Gear direction right